 Copyright (C) 2010 levin <levin108@gmail.com>

 This program is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License as
 published by the Free Software Foundation; either version 2 of the
 License, or (at your option) any later version.

 This program is distributed in the hope that it will be useful, but
 is provided AS IS, WITHOUT ANY WARRANTY; without even the implied
 warranty of MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, and
 NON-INFRINGEMENT. See the GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 MA 02111-1307, USA.

 In addition, as a special exception, the copyright holders give
 permission to link the code of portions of this program with the
 OpenSSL library under certain conditions as described in each
 individual source file, and distribute linked combinations
 including the two.
 You must obey the GNU General Public License in all respects
 for all of the code used other than OpenSSL. If you modify
 file(s) with this exception, you may extend this exception to your
 version of the file(s), but you are not obligated to do so. If you
 do not wish to do so, delete this exception statement from your
 version. If you delete this exception statement from all source
 files in the program, then also delete it here.
